Quantum L500 Guía de usuario descargar pdf (Pagina 114)

Glossary

100 Quantum|ATL PowerStor L500 Series Tape Library User’s Guide

F FCC Class A

Standard established by the U.S. Federal

Communications Commission governing electromagnetic

emissions in a commercial environment.

FSE

Field Service Engineer.

HHost or host computer

The computer that issues SCSI commands

to control the library robotics.

M MTBF

Mean Time Between Failures.

MTTR

Mean Time To Repair.

N Native mode

The uncompressed storage capacity of a tape

subsystem. A DLT7000 tape drive can store 35 GB in native mode

and 70 GB with 2:1 compression.

NVRAM

Nonvolatile random access memory.

O Off-line

Ready for communication with a diagnostic computer.

On-line

Ready for communications with a host.

P Password

A sequence of characters used to gain access to the

protected portions of the computer system.

Pick

The act of removing a cartridge from one location in

preparation for placing it in another location.

Place

The act of placing a cartridge in a location after it has been

picked from another location.

PROM

Programmable Read-Only Memory.

R RAM

Random Access Memory.

RS-232

A serial communications cabling and protocol standard

for 9-pin connectors.

RS-422

A serial communications cabling and protocol standard

designed to replace the older RS-232 standard that supports higher

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